/**
 * UGENE - Integrated Bioinformatics Tools.
 * Copyright (C) 2008-2020 UniPro <ugene@unipro.ru>
 * http://ugene.net
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
 * MA 02110-1301, USA.
 */

#ifndef _U2_PLUGIN_VIEWER_CONTROLLER_H_

#    include <U2Core/PluginModel.h>

#    include <U2Gui/MainWindow.h>

#    include "ui_PluginViewerWidget.h"

namespace U2 {

class PlugViewPluginItem;
class PlugViewServiceItem;

class PluginViewerController : public QObject {
    Q_OBJECT
public:
    PluginViewerController();
    ~PluginViewerController();

protected:
    bool eventFilter(QObject *obj, QEvent *event);

private slots:

    void sl_show();
    void sl_enableService();
    void sl_disableService();

    void sl_treeCurrentItemChanged(QTreeWidgetItem *current, QTreeWidgetItem *previous);

    void sl_onServiceStateChanged(Service *s, ServiceState oldState);
    void sl_onServiceUnregistered(Service *s);
    void sl_showHideLicense();
    void sl_acceptLicense();

private:
    void connectStaticActions();
    void connectVisualActions();
    void disconnectVisualActions();
    void buildItems();
    void createWindow();
    void updateActions();
    void updateState();
    void showLicense();
    void hideLicense();

    PlugViewPluginItem *findPluginItem(Plugin *p) const;
    PlugViewServiceItem *findServiceItem(Service *s) const;
    PlugViewServiceItem *getCurrentServiceItem() const;
    PlugViewPluginItem *getCurrentPluginItem() const;

    Ui_PluginViewWidget ui;

    MWMDIWindow *mdiWindow;
    QAction *enableServiceAction;
    QAction *disableServiceAction;

    bool showServices;
};

class PlugViewTreeItem : public QTreeWidgetItem {
public:
    PlugViewTreeItem(PlugViewTreeItem *parent)
        : QTreeWidgetItem(parent) {
    }

    bool isRootItem() {
        return parent() == NULL;
    }
    virtual void updateVisual() = 0;
    virtual bool isPluginItem() const {
        return false;
    }
    virtual bool isServiceItem() const {
        return false;
    }
};

class PlugViewPluginItem : public PlugViewTreeItem {
public:
    PlugViewPluginItem(PlugViewTreeItem *parent, Plugin *p, bool showServices);
    virtual bool isPluginItem() const {
        return true;
    }
    void updateVisual();
    Plugin *plugin;
    bool showServices;
};

class PlugViewServiceItem : public PlugViewTreeItem {
public:
    PlugViewServiceItem(PlugViewPluginItem *parent, Service *s);
    virtual bool isServiceItem() const {
        return true;
    }
    void updateVisual();

    Service *service;
};
}    // namespace U2

#endif
